Once, when my sister an I were about 6 and 8, my mother grew exasperated with our unruly behavior and said, "You could try the patience of Job." I thought she said, "You could fry the potatoes of Joe," I was puzzled by why she wanted me to fry potatoes, and repeated that back to her asking what she meant. She started laughing. After that, it became a family inside-joke.
A childhood belief about speaking

others believed things like this
- I used to think eating raw potatoes would give you "BEZORES".
Our family doctor told me this— Moodycop - When I went to Spain when I was 7, I thought their currency was potatoes. It was pesetas.— Helen W
- When I was little, I thought that big puffy clouds in the sky were actually mashed potatoes.Anon
- I used to think potassium came from potatoes.Anon
- I used to think clouds were mashed potatoes in the sky.— Will
- When I was a child I used to think potassium came from potatoes.
— Julen Peinado Gomez